Question: Suppose you have to implement an algorithm to remove from the ring buffer all items whose timestamps are within a range [t1, t2), that is

Suppose you have to implement an algorithm to remove from the ring buffer all items whose timestamps are within a range [t1, t2), that is remove all items x for which t1 ≤ x.time < t2. Explain why such an algorithm cannot be implemented with worst-case complexity θ(log n).

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